Blank for forming a tray



FIG. 1 is a top plan view of a blank, showing my new design, for forming an assembled tray as shown in FIG. 3.

FIG. 2 is a top perspective view thereof; and,

FIG. 3 is a top perspective view of an assembled tray formed from the blank.

The broken lines present in the drawings are included for the purpose of illustrating fold lines of the blank and form no part of the claimed design. 

CLAIM The ornamental design for a blank for forming a tray, as shown and described. 